import { Link } from 'react-router-dom'
import { Card, Breadcrumb, Form, Button, Radio, DatePicker, Select,Popconfirm } from 'antd'
// 时间选择器汉化包
import locale from 'antd/es/date-picker/locale/zh_CN'

// 导入资源
import { Table, Tag, Space } from 'antd'
import { EditOutlined, DeleteOutlined } from '@ant-design/icons'
import img404 from '@/assets/error.png'
import { useChannel } from '@/hooks/useChannel'
import { useState,useEffect } from 'react'
import { delArticleAPI, getArticleAPI } from '@/apis/article'
import { useNavigate } from 'react-router-dom'
const { Option } = Select
const { RangePicker } = DatePicker

const Article = () => {
  // 路由跳转方法
  const navigate = useNavigate()
  // 准备列数据
  const columns = [
    {
      title: '封面',
      dataIndex: 'cover',
      width: 120,
      render: cover => {
        return <img src={cover.images[0] || img404} width={80} height={60} alt="" />
      }
    },
    {
      title: '标题',
      dataIndex: 'title',
      width: 220
    },
    {
      title: '状态',
      dataIndex: 'status',
      // data 后端返回的状态status，根据他做条件渲染
      render: data => data === 1?<Tag color='warning'>待审核</Tag>:<Tag color='success'>审核通过</Tag>
    },
    {
      title: '发布时间',
      dataIndex: 'pubdate' 
    },
    {
      title: '阅读数',
      dataIndex: 'read_count'
    },
    {
      title: '评论数',
      dataIndex: 'comment_count'
    },
    {
      title: '点赞数',
      dataIndex: 'like_count'
    },
    {
      title: '操作',
      render: data => {
        return (
          <Space size="middle">
            <Button type="primary" shape="circle" icon={<EditOutlined />} onClick={()=>navigate(`/publish?id=${data.id}`)} />
            <Popconfirm
              title="删除文章"
              description="确定删除该文章吗？"
              onConfirm={()=>onConfirm(data)}
              okText="确定"
              cancelText="取消"
              >
              <Button
                type="primary"
                danger
                shape="circle"
                icon={<DeleteOutlined />}
              />
            </Popconfirm>
            
          </Space>
        )
      }
    }
  ]
  // 准备表格body数据
  const data = [
    {
      id: '8218',
      comment_count: 0,
      cover: {
        images: [],
      },
      like_count: 0,
      pubdate: '2019-03-11 09:00:00',
      read_count: 2,
      status: 2,
      title: 'wkwebview离线化加载h5资源解决方案'
    }
  ]
  // 获取频道列表
  const channelList = useChannel()

 // 筛选功能
  // 1.准备参数
  const [reqData,setReqData] = useState({
    status:'',
    channel_id:'',
    begin_pubdate:'',
    end_pubdate:'',
    page:1,
    per_page:10
  })

  // 获取文章列表
  const [list,setList] = useState([])
  // 获取文章总数
  const [count,setCount] = useState(0)
  useEffect(()=>{
    async function getList(){
      const res = await getArticleAPI(reqData)
      setList(res.data.results)
      setCount(res.data.total_count)
    }
    getList()
  },[reqData])

   //2.获取筛选数据
  const onFinish = (formValues) => {
    console.log('Success:', formValues);
    //3.把表单数据放到reqData中,不可变的方式
    setReqData({
      // 先将原来的数据结构出来，然后在修改
      ...reqData,
      channel_id:formValues.channel_id,
      status:formValues.status,
      begin_pubdate:formValues.date[0].format('YYYY-MM-DD'),
      end_pubdate:formValues.date[1].format('YYYY-MM-DD')
    })
    //4. 重新拉取文章列表 + 渲染table逻辑重复的 -复用
    // reqData依赖项发生变化，重新执行副作用函数
  };
  // 分页
  const onPageChange = (page,pageSize)=>{ 
    console.log(page,pageSize)
    // 修改参数依赖项
    setReqData({
      ...reqData,
      page:page,
      per_page:pageSize
    })
  }
  // 删除文章
  const onConfirm = async (data)=>{
    console.log('确认删除',data)
    await delArticleAPI(data.id)
    setReqData({
      ...reqData
    })
  }
  return (
    <div>
      <Card
        title={
          <Breadcrumb items={[
            { title: <Link to={'/'}>首页</Link> },
            { title: '文章列表' },
          ]} />
        }
        style={{ marginBottom: 20 }}
      >
        <Form initialValues={{ status: '' }} onFinish={onFinish}>
          <Form.Item label="状态" name="status">
            <Radio.Group>
              <Radio value={''}>全部</Radio>
              <Radio value={0}>草稿</Radio>
              <Radio value={2}>审核通过</Radio>
            </Radio.Group>
          </Form.Item>

          <Form.Item label="频道" name="channel_id">
            <Select
              placeholder="请选择文章频道"
              defaultValue="推荐"
              style={{ width: 120 }}
            >
              {channelList.map(item=><Option key={item.id} value={item.id}>{item.name}</Option>)}
            </Select>
          </Form.Item>

          <Form.Item label="日期" name="date">
            {/* 传入locale属性 控制中文显示*/}
            <RangePicker locale={locale}></RangePicker>
          </Form.Item>

          <Form.Item>
            <Button type="primary" htmlType="submit" style={{ marginLeft: 40 }}>
              筛选
            </Button>
          </Form.Item>
        </Form>
      </Card>
      {/*        */}
      <Card title={`根据筛选条件共查询到 ${count} 条结果：`}>
        <Table rowKey="id" columns={columns} dataSource={list} 
        pagination={
          {
            total:count,
            pageSize:reqData.per_page,
            onChange:onPageChange
          }
        }
        />
      </Card>
    </div>
  )
}

export default Article